CBSE Class 6 Social Science Landforms and Life MCQs Set 05

Answer: (A) A steep slopes

Explanation:
1. Mountains are very high lands.
2. They have very steep sides called slopes.
3. This helps us know they are mountains.

Answer: (C) Andes

Explanation:
1. The Andes is a very long line of mountains.
2. Mount Aconcagua is the biggest mountain in this range.
3. It is located in South America.

Answer: (B) grasses, mosses and lichens

Explanation:
1. It gets very cold near the top of high mountains.
2. Big trees cannot grow in such cold air.
3. Only tiny plants like grass, moss, and lichen can survive there.

Answer: (B) Ganga

Explanation:
1. River Ganga starts from the snowy Himalayan mountains.
2. It is a very big and holy river in India.
3. It gives fresh water to millions of people.

Answer: (B) gold, diamond

Explanation:
1. The land in Africa has many rich things under the ground.
2. People dig deep holes to find gold.
3. They also find shiny diamonds there.

Answer: (B) rivers

Explanation:
1. Rivers carry a lot of water, mud, and sand.
2. When river water overflows, it spreads the mud on nearby land.
3. This creates flat and fertile land called floodplains.

Answer: (B) flora and fauna

Explanation:
1. Plains have plenty of water and good soil.
2. Flora means all kinds of plants.
3. Fauna means all kinds of animals living there.

Answer: (A) sharp

Explanation:
1. Young mountains have not been worn down by rain and wind yet.
2. Because of this, their tops are very pointy and sharp.
3. The Himalayas are a great example of young mountains.

Answer: (A) South America

Explanation:
1. The Andes form a very long wall of mountains.
2. They run along the side of South America.
3. It is the longest mountain chain on land.

Answer: (C) Hills

Explanation:
1. Hills are smaller than mountains.
2. They are not as steep and hard to climb.
3. Their tops look smooth and rounded.

Answer: (B) Deccan Plateau

Explanation:
1. Long ago, hot melted rock came out of volcanoes here.
2. When it cooled, it made black soil over time.
3. This black soil on the Deccan Plateau is great for growing cotton.

Answer: (B) Mullai

Explanation:
1. Old Tamil poems divided lands into five types.
2. Mullai was the forest and pasture area.
3. People there took care of cows and sheep.

Answer: (B) Plateaus

Explanation:
1. A plateau is flat land that stands high like a table.
2. Many rocks inside plateaus have metals like iron and coal.
3. People set up mines to take these useful minerals out.

Answer: (D) IV, III, II, I

Explanation:
1. Mont Blanc is the shortest among these.
2. Mount Kilimanjaro is taller, and Mount Aconcagua is taller still.
3. Mount Everest is the highest mountain of all.

Answer: (C) Only II and III

Explanation:
1. Statement I is true because the Andes are in South America.
2. Statement II is wrong because the Ural mountains are in Russia, not Africa.
3. Statement III is wrong because the Urals separate Europe and Asia.

Answer: (A) Both A and R are true and R is the correct explanation of A

Explanation:
1. New mountains stand very tall and have pointy tops.
2. They were made more recently compared to very old rocks.
3. So, both lines are completely correct.

Answer: (A) Both A and R are true and R is the correct explanation of A

Explanation:
1. The Deccan Plateau in India was formed very long ago.
2. Lava flowed out of the ground and hardened over millions of years.
3. This volcanic history makes it one of Earth's oldest plateaus.

Answer: (D) A is false, but R is true

Explanation:
1. Mount Kilimanjaro stands all alone as a single volcanic mountain.
2. It is not part of a mountain chain, so A is false.
3. It is indeed in East Africa (Tanzania), so R is true.

Answer: (C) Mount Everest

Explanation:
1. The Himalayas have the biggest peaks in the world.
2. The very highest peak among all of them is Mount Everest.
3. It is over 8,848 metres tall.

Answer: (C) Cultivation on slopes by cutting steps into the slope

Explanation:
1. Mountain sides are very steep, so water runs off quickly.
2. Farmers cut flat steps into the hillside like stairs.
3. This lets them plant crops without soil washing away.

Answer: (C) Tibetan Plateau

Explanation:
1. A tableland is another name for a plateau.
2. The Tibetan Plateau is the highest flat land on Earth.
3. That is why it is called the Roof of the World.

Answer: (B) Conifer trees

Explanation:
1. Montane forests grow on cold mountain sides.
2. Conifer trees have needle-shaped leaves.
3. Snow slides easily off their pointed branches.

Answer: (C) Agriculture

Explanation:
1. The Ganga plain has rich soil and plenty of river water.
2. It is easy to grow food crops here.
3. Most families living here work as farmers.

Answer: (D) Anai Peak

Explanation:
1. Anamudi is the tallest mountain peak in South India.
2. It is located in Kerala.
3. Another common name for it is Anai Peak.

Answer: (B) A landform

Explanation:
1. Earth's surface is not flat everywhere.
2. Natural shapes like mountains, hills, and plains exist.
3. Every natural shape of the ground is called a landform.

Answer: (B) Three main categories

Explanation:
1. Scientists group landforms so they are easy to study.
2. The three main groups are mountains, plateaus, and plains.
3. Each group has its own height and shape.

Answer: (C) Altitude

Explanation:
1. Sea level is used as the starting point of zero height.
2. Altitude tells us how high something is above the sea.
3. Mountain tops have very high altitude.

Answer: (C) It feeds into rivers

Explanation:
1. In hot summer months, mountain snow warms up and melts.
2. The melted snow turns into fresh water.
3. This water runs down the rocks and fills up our rivers.

Answer: (B) Precipitation

Explanation:
1. Water in the sky forms clouds.
2. When water droplets become heavy, they fall down.
3. Any water falling from the sky is called precipitation.

Answer: (C) The Asian Himalayas

Explanation:
1. The Himalayas are a great wall of snow mountains in Asia.
2. They have the tallest peaks on our planet.
3. This includes Mount Everest and Kanchenjunga.